Savannah River Site (SRS) 

Internal Monitoring of Subcontractor 

Construction Trades Workers (CTW) Claimants 

1991 – 1997 

NOCTS Claimants sorted by Craft

12/11/2017

Timothy D. Taulbee, NIOSH

Michael Mahathy, ORAU

Cell Key: 

1 In-vitro Internal Monitoring - actinide may also be H3 and /or Whole Body Count 

H3 In-vitro Internal Monitoring – tritium but no actinide urine, may have Whole Body Count

WB In-vivo Internal Monitoring – Whole Body Count, no in-vitro (urine monitoring) 

External monitoring but no internal monitoring data

No Extern No external AND No internal monitoring data
Contractor Craft 1991 1992 1993 1994 1995 1996 1997

BSRI/E&PD Boilermaker H3 1 1 1 WB WB

BSRI/Boilermaker Boilermaker 1 1 WB No extern No extern 

BSRI Boilermaker 1 WB

BSRI/Boilermaker Boilermaker WB WB WB WB H3 H3 

BSRI Boilermaker WB 

Const Boilermaker WB

unknown Boilermaker 1 1 No extern 

Bechtel Boilermaker 1 1 1 No extern WB

BSRI Boilermaker WB 1 1 1 

BSRI Boilermaker 1 1 1 1 1 No extern WB

BSRI Boilermaker 1 1 H3

BSRI Boilermaker 1 1 

BSRI/Carp Carpenter 1 1 1 1 1 1 1

BSRI/Carp Carpenter 1 1 1 

BSRI/Carp Carpenter WB 1 H3 WB WB 

BSRI/Carp Carpenter 1 1 1 1 1 1 1

Bechtel Carpenter 1 

BSRI/Const Carpenter H3 1

BSRI/Carp Carpenter H3 1 WB No extern No extern 

Const Carpenter No extern No extern 

BSRI/Carp Carpenter 1 H3 WB

BSRI/Carp Carpenter 1 1 H3 WB 

BSRI/Carp Carpenter 1 1 1

BSRI/Carp Carpenter 1 H3 

BSRI/Carp Carpenter 1 WB 1 

BSRI/Carp Carpenter 1 1 WB

BSRI/Carp Carpenter 1 1 1 1 No extern 

unknown Carpenter No extern No extern

BSRI/Carp Carpenter 1 1 1 1 1 1 1 

BSRI/Carp Carpenter 1 1 WB WB WB No extern No extern

BSRI/Carp Carpenter H3 1 WB

BSRI/Carp Carpenter 1 1 

Const Carpenter 1

BSRI/Carp Carpenter 1 1 1 

BSRI Carpenter 1 1 1 1 1 1 1 

BSRI Carpenter H3 1 1 WB

BSRI Carpenter WB WB WB 

RD Brown 

Contractors Carpenter No extern No extern No extern No extern No extern No extern 

BSRI Carpenter 1 WB WB No extern

BSRI Carpenter H3 1 1 1 WB 

BSRI Carpenter H3 H3 H3 1 1 1

Bell Alantic Carpenter No extern 

BSRI Carpenter WB H3 H3 

BSRI/Carp Carpenter 1 1 1 1 WB

Bechtel Carpenter 1 1 WB WB WB WB

BSRI/Const Concrete 1 1 WB No extern No extern No extern

unknown Concrete 1 H3 1 
Contractor Craft 1991 1992 1993 1994 1995 1996 1997

BSRI Concrete 1 1 

BSRI/Trans Driver 1 1 1 1 WB 

BSRI/Trans Driver 1 1 1 WB

Const Driver 1 1 1 No extern 

Const Driver WB 1 1

BSRI/Trans Driver WB 1 1 WB WB 

Const Driver 1 1 

unknown Driver No extern No extern

Const Driver WB 

Bechtel Driver 1 1

BSRI/Trans Driver WB 

BSRI Driver 1 1 H3 

Blue Circle Driver 1 WB WB WB WB No extern

BSRI/Trans Driver WB WB WB 

BSRI/Trans Driver 1 1 WB WB WB WB WB

BSRI/Driver Driver 1 1 1 1 

unknown Driver No extern No extern No extern 

BSRI/Elect Electrician 1 1 1 1 1

BSRI/Elect Electrician 1 1 WB WB WB 

BSRI/Elect Electrician 1 1

BSRI/Elect Electrician H3 

BSRI/Elect Electrician 1 1 WB 

Const Electrician H3

Const Electrician 1 

BSRI/Elect Electrician 1 1 1

BSRI/Elect Electrician H3 WB WB WB No extern No extern

BSRI/Elect Electrician 1 1 

BSRI/Elect Electrician 1 1 H3

Bechtel Electrician H3 

BSRI/Elect Electrician WB WB WB

BSRI/Elect Electrician H3 1 WB 

Const Electrician WB 

Const Electrician H3

BSRI/Elect Electrician 1 1 1 

BSRI/Elect Electrician 1 1 1

Const Electrician 1

BSRI/Elect Electrician 1 1 WB 

BSRI/Elect Electrician 1 1 1 WB WB

BSRI Electrician 1 H3 WB WB 

BSRI/Elect Electrician H3 No extern WB WB No extern No extern

Const Electrician WB No extern No extern No extern

Const Electrician No extern No extern No extern 

BSRI/Elect Electrician 1 1 1 1 1

Const Electrician H3 

Const Electrician 1

Const Electrician 1

Const Electrician H3 

BSRI/Elect Electrician 1 1 1 1 1 1 1

Const Electrician No extern No extern No extern 
Contractor Craft 1991 1992 1993 1994 1995 1996 1997

BSRI/Elect Electrician 1 1 1 WB 

BSRI/Elect Electrician No extern 1 No extern WB WB 

Unknown Electrician No extern No extern

BSRI/Elect Electrician 1 1 1 

BSRI/Elect Electrician 1 1 1 WB 1 1

BSRI/Elect Electrician 1 1 1 1 1 1 1 

BSRI/Elect Electrician 1 1 1 

Const Electrician 1

BSRI/Elect Electrician 1 1 1 1 1 H3 H3

BSRI/Elect Electrician 1 1 1 1

BSRI/Elect Electrician 1 WB WB WB WB 

BSRI/Elect Electrician WB H3 H3 WB WB WB 

BSRI/Elect Electrician 1 WB 1 1 WB 1 1

BSRI Electrician H3 1 1 1 

Const Electrician H3

BSRI/Elect Electrician WB 1 WB WB WB No extern No extern

BSRI/Elect Electrician 1 H3 WB No extern No extern No extern 

Const Electrician H3

Const Electrician 1 H3 

BSRI/Elect Electrician 1 1 1 1 1 1 1

BSRI/Elect Electrician H3 1 WB WB

BSRI/Elect Electrician No extern No extern 1 WB WB 1 

BSRI/Elect Electrician 1 1 1 1

Const Electrician 1 

Bechtel Electrician 1 1 1

BSRI Electrician WB 1 1 

BSRI/Elect Electrician 1 1 WB 

Const Electrician 1

BSRI Electrician 1 

BSRI/Elect Electrician WB 1 WB 1 1 1 1

Const Electrician H3 

BSRI/Elect Electrician H3 WB WB No extern WB 1 

BSRI/Elect Electrician 1 1

Const Electrician 1 

Const Electrician WB No extern No extern

Const Electrician H3

BSRI/Elect Electrician H3 

BSRI Electrician 1 1 1 1 1 1 1

BSRI Electrician 1 H3 H3 H3 H3 No extern WB

BSRI Electrician 1 1 1 1

BSRI Electrician 1 1 H3 WB

BSRI Electrician WB 1 WB WB No extern 

BSRI Electrician No extern WB WB WB

Bechtel Electrician 1 

BSRI Electrician 1 1 1 WB

Bechtel Electrician H3 H3 WB

BSRI/Const Electrician 1 H3 1 

Const Electrician 1

BSRI/Elect Electrician H3 WB WB WB 1 WB
Contractor Craft 1991 1992 1993 1994 1995 1996 1997

BSRI/Elect Electrician 1 1 1 No extern No extern No extern WB

BSRI/Elect Electrician H3 1 H3 WB WB 1 1 

BSRI/Elect Electrician WB WB H3 1 WB WB WB

BSRI/HE Heavy Equipment 1 1 H3 WB 1 1 WB

BSRI/HE Heavy Equipment 1 1 WB WB No extern No extern No extern

Const Heavy Equipment No extern 

BSRI Heavy Equipment 1 1 WB 

BSRI/HE Heavy Equipment H3 1 WB WB

BSRI/HE Heavy Equipment WB 1 1 1 1 1 1 

BSRI/HE Heavy Equipment 1 1 1 WB

BSRI/HE Heavy Equipment 1 WB WB WB 

Const Heavy Equipment H3 

BSRI/HE Heavy Equipment H3 WB WB WB WB

BSRI/HE Heavy Equipment 1 1 1 1 1 

BSRI/HE Heavy Equipment 1 1 1 1 1

BSRI/HE Heavy Equipment 1 1 1 1 WB 

BSRI/HE Heavy Equipment 1 1 1 

SRA Heavy Equipment No extern No extern No extern

BSRI Heavy Equipment 1 1 H3 WB 1 1 

SRA Heavy Equipment H3 H3 H3 WB 1 1 1

BSRI Heavy Equipment 1 1 1 1 

unknown Heavy Equipment No extern No extern 

BSRI/HE Heavy Equipment 1 1 WB H3

BSRI Heavy Equipment H3 1 1 1 1 1 No extern

BSRI Heavy Equipment H3 1 1 1 1 WB No extern

BSRI/INS Insulator 1 1 1 1 H3 WB 

BSRI/INS Insulator H3 

BSRI/INS Insulator 1 1 1 WB

Const Insulator 1 1 1 No extern No extern No extern H3

BSRI/INS Insulator WB 1 1 1 1 1 1

Const Insulator 1 

BSRI/INS Insulator WB 1 WB No extern 

Bechtel Insulator No extern WB No extern

BSRI/INS Insulator 1 1 1 1 1 1 1 

BSRI/INS Insulator WB WB WB WB WB WB WB

BSRI/INS Insulator 1 1 WB WB WB 1

BSRI/INS Insulator 1 1 1 1 H3 H3 No extern

Bechtel Insulator H3 H3

BSRI Insulator 1 1 1 1 1 1 H3

Const Insulator 1

BSRI/IW Iron Worker 1 1 WB 1

BSRI/IW Iron Worker WB 1 H3 WB WB 

BSRI/IW Iron Worker 1

BSRI/IW Iron Worker 1 1 WB 

Marley Cooling Iron Worker No extern No extern No extern

Iron Worker H3 1

Bechtel Iron Worker H3 H3 

Unknown Iron Worker No extern No extern

Const Iron Worker 1 
Contractor Craft 1991 1992 1993 1994 1995 1996 1997

Const Iron Worker 1 

BSRI Iron Worker 1 1 WB WB 

BSRI Iron Worker WB No extern WB No extern WB

BSRI Iron Worker 1 1 1 1 1 1 1 

Const Iron Worker H3

SSRI & Step Inc Iron Worker 1 1 WB WB

Const Iron Worker H3 1 

Const Laborer 1

BSRI/Labor Laborer WB 1 WB 

Handyman Laborer WB

BSRI/Labor Laborer H3 

BSRI Laborer 1 1 

BSRI/Labor Laborer WB WB WB WB WB

BSRI/Labor Laborer 1 1 1 WB WB WB 

BSRI Laborer WB 1

BSRI/Labor Laborer H3 1 WB 

BSRI/Labor Laborer 1 1 WB WB WB No extern No extern

BSRI/Labor Laborer 1 1 H3 WB 1 1 1

Const Laborer WB No extern No extern 

BSRI/Labor Laborer 1 1 1 1 1

Const Laborer H3 H3 

BSRI/Labor Laborer 1 1 1 1 1 

Defender Laborer WB WB WB No extern

BSRI/Labor Laborer H3 1 H3 WB H3 H3 H3

BSRI/Labor Laborer 1 1 1 1 1 1 1

BSRI/Labor Laborer 1 1 H3 1 1 H3 1 

unknown Laborer No extern No extern No extern No extern No extern 

Const Laborer WB No extern

Const Laborer WB 

unknown Laborer

BSRI/Labor Laborer 1 WB 1 1 1 

BSRI/Labor Laborer 1 1 

BSRI Laborer WB WB H3 H3 1 WB

BSRI Laborer 1 1 WB 

Const Laborer 1

Bell Alantic Laborer No extern No extern No extern No extern No extern No extern No extern

BSRI/Laborer Laborer 1 1 WB H3 WB 

unknown Laborer No extern No extern No extern No extern No extern No extern No extern

Bechtel Laborer H3 No extern WB 

Const Laborer H3

Diversco Laundry WB WB WB WB 1 1 WB

laundry Laundry No extern No extern No extern No extern No extern 

BSRI Laundry WB

BSRI/Machinist Machinist No extern WB No extern WB H3 H3

BSRI/Machinist Machinist No extern WB WB WB WB

BSRI/Millwright Millwright 1 H3 WB

BSRI/Millwright Millwright 1 1 1 1 1 

BSRI/Millwright Millwright 1 1 1 1 1 No extern

BSRI/Millwright Millwright H3 1 1 1 1 1 1 
Contractor Craft 1991 1992 1993 1994 1995 1996 1997

BSRI/Millwright Millwright 1 WB 1 

Const Millwright 1 

BSRI/Millwright Millwright 1 1 1 1 1 1

BSRI Millwright 1 1 H3 

Const Millwright 1

BSRI Millwright 1 1 WB 1 WB WB

BSRI Millwright No extern H3 WB 

Const Painter No extern No extern No extern

Const Painter 1 1 1 

BSRI/Paint Painter 1 1 1 H3 H3 1 H3

BSRI/Paint Painter 1 1 WB No extern 

BSRI/Paint Painter 1 1 

BSRI/Paint Painter 1 1 1

BSRI Painter H3 1 1 

BSRI/Paint Painter 1 1 1 1 1 WB

BSRI Painter 1 1 1 WB WB 1 1 

BSRI Painter 1 1 1 1 1 No extern No extern

Const Painter No extern No extern

 Painter 1 1 1 1 WB WB 

MK/Pipe Pipefitter 1 No extern

 Pipefitter 1 H3 WB WB WB WB 

BSRI/E&PD Pipefitter 1 1 1 1 1 1 

BSRI-CMP Pipefitter 1 1 WB WB WB WB WB

Pipe Pipefitter 1 

MK/Pipe Pipefitter 1 1 1 1 1 WB No extern

Pipe Pipefitter 1 

BSRI/Pipe Pipefitter 1 1 1 1 1 1 H3

BSRI/Pipe Pipefitter 1 1 1

Pipe Pipefitter 1 

BSRI/Pipe Pipefitter WB 1 H3

BSRI/Pipe Pipefitter WB WB 

MK Ferguson Pipefitter H3 H3 1 No extern No extern 

BSRI/Pipe Pipefitter WB No extern

BSRI/Pipe Pipefitter 1 1 1 1 1 1 1 

BSRI/Pipe Pipefitter 1 1 1 1 1 1

BSRI/Pipe Pipefitter 1 WB WB WB WB

Const Pipefitter 1 

BSRI/Pipe Pipefitter 1 1 1 1 1 1 1

Const Pipefitter 

BSRI/Pipe Pipefitter 1 1 H3 H3 H3 1 1

BSRI/Pipe Pipefitter 1 1 1 1 1 No extern

BSRI/Pipe Pipefitter H3 H3 H3 

BSRI/Pipe Pipefitter H3 H3 WB 1 1 1

Const Pipefitter 1 1 

BSRI/Pipe Pipefitter WB 1 1 No extern WB WB

BSRI Pipefitter No extern

BSRI/Pipe Pipefitter 1 H3 WB No extern 1 

BSRI/Pipe Pipefitter 1 H3 1 WB No extern WB 1

BSRI/Pipe Pipefitter 1 1 1 1 WB 1 1 
Contractor Craft 1991 1992 1993 1994 1995 1996 1997

Const Pipefitter 1 

BSRI/Pipe Pipefitter 1 1 1 1 1 1 1 

BSRI/Pipe Pipefitter H3 1 H3 H3 WB WB WB

unknown Pipefitter No extern No extern 

BSRI/Pipe Pipefitter 1 1 1 1 WB WB 1

BSRI/Pipe Pipefitter 1 WB WB WB WB WB 1 

MK Ferguson Pipefitter 1 No extern No extern 

BSRI/Pipe Pipefitter WB WB No extern

Const Pipefitter 

BSRI/Pipe Pipefitter 1 1 1 1 H3 H3 1

BSRI/Pipe Pipefitter WB WB WB 

Const Pipefitter 1 H3 H3 

Const Pipefitter H3

Const Pipefitter 1 

BSRI/Pipe Pipefitter WB WB 1 1

Const Pipefitter 1 

BSRI/Pipe Pipefitter H3 1 1 1 1 WB 

BSRI Pipefitter H3 WB WB

Const Pipefitter H3 

BSRI/Pipe Pipefitter No extern WB 1 1 1

Const Pipefitter 1 

Const Pipefitter 1 

BSRI Pipefitter 1 1 1 1 1 WB No extern

BSRI Pipefitter 1 1 1 1 1 H3 H3

BSRI Pipefitter WB 1 WB No extern WB No extern

BSRI Pipefitter 1 1 1 1 1 

BSRI Pipefitter No extern WB WB WB 

MK Ferguson Pipefitter No extern No extern

BB Alejo Pipefitter No extern 

BSRI Pipefitter No extern

BSRI Pipefitter 1 1 1 No extern No extern WB WB

Const Pipefitter 1 1 

Const Pipefitter 1

BSRI/Pipe Pipefitter WB WB No extern WB WB 

BSRI Pipefitter H3 WB WB

BSRI/Pipe Pipefitter 1 1 No extern No extern WB WB WB

BSRI/Pipe Pipefitter 1 H3 1 WB WB 

BSRI/Pipe Pipefitter 1 1 1 1 1 1 WB

BSRI/Pipe Pipefitter 1 1 1 

BSRI/Pipe Pipefitter WB H3 WB WB

unknown Roofer No extern No extern No extern No extern

BSRI/SM Sheet Metal 1 1 1 

BSRI/CMR Sheet Metal 1 1 1 1 1 1

BSRI/SM Sheet Metal 1 1 1 1 1 1 1 

BSRI/SM Sheet Metal 1 1 1 1 1 H3 H3

BSRI/SM Sheet Metal 1 1 1 1 1

BSRI/SM Sheet Metal 1 WB 1 1 1 

unknown Sheet Metal No extern No extern No extern

BSRI/SM Sheet Metal WB WB 1 1 
Contractor Craft 1991 1992 1993 1994 1995 1996 1997

BSRI/SM Sheet Metal 1 1 1 1 WB 

BSRI Sheet Metal 1 1 WB WB No extern

BSRI Sheet Metal WB WB WB WB WB

Unknown Unknown No extern No extern No extern No extern 

BSRI/CES Welder WB 1 1 1 1

BSRI/SIW Welder 1 1 1 

BSRI/SIW Welder 1 1 H3 WB 

BSRI/SIW Welder 1 H3 WB No extern WB WB

BSRI/SIW Welder 1 1 1 1 WB WB 1 

BSRI/SIW Welder 1 1 WB No extern WB

BSRI/Welding Welder 1 1 1 1 

BSRI/SIW Welder 1 1 WB H3 1 

BSRI/SIW Welder 1 1 1 1 No extern No extern

BSRI/SIW Welder H3 1 H3 No extern WB No extern No extern

BSRI Welder H3 H3 H3 H3 1

BSRI Welder H3 1 WB WB 1 1 1 

Const Welder 1 

BSRI/SIW Welder 1 1 1 1 1

BSRI Welder 1 1 1 1 1 

BSRI/SIW Welder 1 1 H3 1 1 1

unknown Welder No extern WB 

Const Welder WB 

BSRI Welder 1 1 1 1 1 1 1

BSRI Welder WB 

BSRI Welder 1 1 WB WB WB

BSRI Welder WB WB 1 1 1 1 1 

unknown Welder No extern No extern 

Const Welder 1

Bechtel Welder 1 1 1 No extern No extern No extern WB

Const Welder WB